78217155

素因数分解:

$3^2\times 5^1\times {\mathrm{929}}^1\times {\mathrm{1871}}^1$

素因数の和:2811

約数の個数: 24

約数和(自身を含む): 135794880

約数和(自身を除く): 57577725

約数列:

[1, 3, 5, 9, 15, 45, 929, 1871, 2787, 4645, 5613, 8361, 9355, 13935, 16839, 28065, 41805, 84195, 1738159, 5214477, 8690795, 15643431, 26072385, 78217155]

約数ペア:

[(1, 78217155), (3, 26072385), (5, 15643431), (9, 8690795), (15, 5214477), (45, 1738159), (929, 84195), (1871, 41805), (2787, 28065), (4645, 16839), (5613, 13935), (8361, 9355)]